# Tim Scales > Senior Mechanical Design Engineer Location: San Francisco, California, United States Profile: https://flows.cv/timscales EMPLOYMENT OBJECTIVE To further my experience in the field of mechanical design engineering and project management; work in a team environment applying my skills in a practical manner; and to be challenged with technical problems, emerging technologies and design concepts that encourage both creative and analytical thinking. Specialties: Mechanical design and product development using Siemens NX, SolidWorks, Creo, etc. Data analysis for design optimization, tolerance analysis, failure analysis, material selection and design for mass production. ## Work Experience ### Senior PD - Advanced Architecture @ Google Jan 2023 – Present | Mountain View, California, United States ### Technical Program Manager @ Amazon Lab126 Jan 2021 – Jan 2023 | Sunnyvale, California, United States ### Senior Mechanical Engineer @ Tonal Jan 2018 – Jan 2021 | San Francisco, California ### Senior Product Design Engineer - Softgoods Engineering @ Apple Jan 2013 – Jan 2018 | Cupertino, CA Product design and development for improved Apple products and processes. Battery Engineering -Focused on battery architecture and packaging. Softgoods Engineering -Designed and documented the construction of iPad cases and covers. Oversaw various stages of development builds and testing. -Lead the softgoods aspects of the 9.7" iPad Smart Keyboard. ### Senior Engineer @ Syncroness Jan 2011 – Jan 2013 | Westminster, CO •Led concept to production product development projects across many industries •Responsible for planning and executing projects on time and on budget •Served as mechanical lead engineer designing complex mechanical systems, injection molded enclosures and quick turn prototypes ### Senior Mechanical Engineer @ Rocky Mounts Jan 2009 – Jan 2011 Designed investment cast components and stamped sheet metal components to allow a conventional fork-mount bike rack to accommodate new thru-axle forks securely. Responsible for the design, documentation and release of the product design to a manufacturing facility in Taiwan. Designed aluminum extruded and plastic injection molded roof rack parts, as well as all accessory parts, sheet metal components, and various die-cut parts for a snow-riding equipment carrier. Worked directly with Asian vendors to deliver prototype and production assemblies. Performed finite element analysis (FEA) to verify the strength and stiffness of plastic and metal components. Generated concepts and prototypes in-house to prove early designs and carry them through concept refinement and production, including all design documentation and product specifications. ### Mechanical Design Engineer @ Kestrel Labs Jan 2007 – Jan 2009 -Medical Monitor & Sensor Designed plastic injection molded enclosure parts, as well as all accessory parts, sheet metal components, and various die-cut parts for a portable electronic medical monitoring system. Generated, released and maintained a quality controlled document package. Managed Design Reviews, Document Change Orders, First Article Inspection Reports, Test Protocols and Test Reports as needed. Played an integral role in establishing the process and process documentation to ensure future products were built in accordance with the Quality System. ### Mechanical Engineer @ Flexstar Technology Jan 2006 – Jan 2007 Environmental Chamber - Machine Design Designed sheet metal and plastic parts for an environmental chamber for testing hard drives. Created parts, assemblies and drawings for prototype and production parts. Tested new concepts and documented all aspects of the machine design. ### Mechanical Design Engineer - Consulting @ Samson Design Jan 2004 – Jan 2006 -Hard Drive based PDA Worked with electrical engineers to create a compact board layout and human interface. Design a handheld enclosure for plastic injection molding with hard drive shock mounting. Delivered a working prototype for the client and potential customers. Performed drop and shock testing to verify design for product durability. -Beverage Dispenser Developed concepts for a new beverage dispenser system. Worked with electrical engineering company to create a complete working system. Completed mechanical design, bill of materials, and delivered functional prototypes. -Medical Quick Connect Fitting Created concepts for quick connect fitting for gas and fluid purposes. Tested concept to prove performance and determine functional requirements. Designed 3-D CAD model of entire assembly for plastic injection molded manufacturing. -Office Space Solutions Developed new design concepts for client market. Worked with client to design and develop office space storage solutions. Completed a mechanical design and drawing package ready for manufacturing. -Video Laryngoscope Developed concepts and manufacturing plan for a variety of injection molded designs. Worked with potential fiber optic and video suppliers for potential prototype. ### Mechanical Engineer - Risk Analysis @ ACTA SC Inc Jan 2002 – Jan 2004 -Debris Risk and Toxic Hazard Analysis Performed Failure Mode Analysis to determine the potential risk of launch vehicle break-up and potential effect of changing inertial properties during catastrophic failure on vehicle performance. Performed software and database modifications to improve performance and presentation of computer models and risk analysis software for the Air Force, Flight Safety Dept. Modified and tested computer models to predict the hazard area created by falling debris and the risk to human life associated with that geographic area. ### Mechanical Design Engineer/Consultant @ Nanometer Technologies Jan 2002 – Jan 2002 -Automated Fiber-Optic Inspection Station Worked with the senior design engineer and lead software engineer to design a 3-axis motion control system for a machine vision inspection system. Worked with optical vendor to test and select the best components for nanometer-scale visual measurements. Redesigned current fiber optic polishing machine components for retrofits and to eliminate failure problems. ### Product Design Engineering Intern @ Pacifix Product Development, Inc Jan 2001 – Jan 2001 -Lesion Location Device Project Worked with senior product engineer to deliver an injection molded core design, with a family of accessories, to clients under strict timelines and performance requirements. Worked directly with the plastic injection molding engineers to provide the best product redesign for the greatest ease of manufacturability. -Cryo- Biopsy Systems Project Assembled prototypes and worked with the client and manufacturing teams to make revisions to manufacturing and inspection procedures. Created mechanical drawings and bill of materials, including electrical and pneumatic components, for the complete manufacture and inspection of product prototypes. Assisted in Underwriters Laboratories (UL) approval submission. -Tumor Ablation System Performed clinical testing with tumor ablation prototype to prove new design concepts. Successfully demonstrated alternative design concept and presented results to the client. Documented the testing process for client review. ### Mechanical Design Engineering Intern @ Guidant - Vascular Intervention, Equipment Group Jan 2000 – Jan 2000 -Catheter Force Gauge Project Designed and tested a force measurement device to record forces during normal minimally invasive surgical tests and clinical trials. Worked directly with physicians and clinical technicians in surgical testing to help determine the ideal force measurement techniques and design requirements. Performed Finite Element Analysis to ensure viability of strain gages. Designed circuit layout and selected components for data acquisition of mechanical forces. Wrote a software package using Visual Basic to allow the physician to easily interface with the device. Designed the device to provide vital information to the physician or clinical technician in real time. Documented the design, electronics, bill of materials, and software for future product iterations. ### Engineering Intern @ K2 Corporation Jan 1999 – Jan 1999 -Hybrid Binding Project Designed and developed mock-up and prototype products for potential product lines. Worked directly with the senior design engineer to construct a step-in/strap-in hybrid prototype snowboard binding. -Approach Ski Retrofit Responsible for the design of an alternative component for a product retrofit package for European distributors to strengthen current design. Led product assembly groups during a product retrofit and assisted in procedure documentation. Responsible for documentation of changes to product design, mechanical drawings, and bill of materials using Solidworks and MS Excel. ## Education ### B.S in Mechanical Engineering California Polytechnic State University Jan 1999 – Jan 2003 ## Contact & Social - LinkedIn: https://www.linkedin.com/in/tscales --- Source: https://flows.cv/timscales JSON Resume: https://flows.cv/timscales/resume.json Last updated: 2026-04-07